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breakthrough


breakthrough

noun

Definition of BREAKTHROUGH

an instance of notable progress in the development of knowledge, technology, or skill <Alexander Fleming's discovery of penicillin was one of medicine's great breakthroughs, for penicillin became the first antibiotic to successfully combat bacterial infections in humans>
Antonyms setback

February 28, 2015
pontificate Hear it
To speak pompously or dogmatically
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